CCRL Blitz
Downloads and Statistics
February 20, 2021
Testing summary:
Total: 2'464'260 games
played by 2'932 programs

White wins: 947'616 (38.5%)
Black wins: 759'359 (30.8%)
Draws: 757'285 (30.7%)
White score: 53.8%

Engine Details

Options
Show each game results
Arasan 12.3 64-bit (2557+16
−16		)Quote
Author: Jon Dart (USA) Link: Homepage
This is one of the 45 Arasan versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Tornado 4.40 64-bit2722+14
−14		(+165)6 − 26
(+3−23=6)
18.8%
6.0 / 32
0.0%
−82
0 0 0 0 0 = 0 0 0 0 = 0 0 0 0 0 0 0 = 0 0 0 = 0 = = 0 0 1 1 0 1
–   Delfi 5.42683+7
−7		(+126)12 − 20
(+5−13=14)
37.5%
12.0 / 32
0.0%
+46
= 0 0 0 = 0 = 0 = = = 1 0 = 0 0 = 0 = = 1 1 0 = = 0 0 1 = = 1 0
–   Daydreamer 1.75 64-bit2673+9
−9		(+116)13 − 19
(+10−16=6)
40.6%
13.0 / 32
0.0%
+48
0 0 1 0 1 0 0 0 1 = 0 1 1 = 1 0 = 0 = 1 1 0 0 = 1 = 0 0 1 0 0 0
–   Alaric 7072663+7
−6		(+106)10.5 − 21.5
(+7−18=7)
32.8%
10.5 / 32
0.0%
−20
0 0 = 0 0 0 = 1 0 = = 0 1 1 1 0 1 = 0 = 0 0 0 0 0 0 1 1 = 0 0 0
–   Colossus 2008b2642+7
−7		(+85)16 − 16
(+11−11=10)
50.0%
16.0 / 32
0.0%
+87
0 0 = = 1 = 1 0 1 = 0 0 1 0 0 = = = 1 1 1 0 = 1 1 = 0 = 0 1 1 0
–   Cyrano 0.6b17 64-bit2641+8
−8		(+84)13.5 − 18.5
(+5−10=17)
42.2%
13.5 / 32
0.0%
+39
= 1 0 = 0 = 0 0 = 0 = 1 1 0 0 = = = = = = = 0 0 = = 1 = = 0 1 =
–   E.T. Chess 13.01.082634+7
−7		(+77)10 − 22
(+6−18=8)
31.3%
10.0 / 32
0.0%
−58
0 0 1 = 0 0 1 0 = 1 1 0 0 = 0 0 = 0 0 = 0 0 = 0 1 0 0 0 = 1 = 0
–   Alfil 8.1.1 Optimized2626+9
−9		(+69)10 − 22
(+5−17=10)
31.3%
10.0 / 32
0.0%
−59
0 = 1 = 0 0 = 0 0 1 = = = = 0 0 0 0 0 0 0 0 0 0 1 0 1 1 = 0 = =
–   Sloppy 0.2.2 64-bit2617+7
−8		(+60)10 − 22
(+6−18=8)
31.3%
10.0 / 32
0.0%
−75
0 0 = 1 0 = 0 0 = 0 0 0 0 0 1 1 = = 1 = 0 0 1 0 = 0 = 0 0 0 1 0
–   Amyan 1.722604+7
−7		(+47)13.5 − 18.5
(+10−15=7)
42.2%
13.5 / 32
0.0%
−9
= 1 1 0 1 0 1 0 0 1 0 0 1 1 0 = 0 0 0 0 = = 0 1 = 0 1 = 1 = 0 0
–   Zappa 1.1 64-bit2604+11
−10		(+47)21.5 − 7.5
(+20−6=3)		74.1%
21.5 / 29
0.0%
+244
0 1 1 1 1 0 = 1 1 1 1 1 1 1 1 1 = 1 = 1 0 1 1 0 1 0 0 1 1
–   Pharaon 3.5.12603+7
−7		(+46)10.5 − 21.5
(+8−19=5)
32.8%
10.5 / 32
0.0%
−86
0 0 0 0 0 = 0 0 0 = 1 0 = 0 1 0 0 0 1 0 0 0 1 1 1 0 1 0 = 0 = 1
–   N2 0.4 64-bit2591+10
−10		(+34)13.5 − 18.5
(+8−13=11)
42.2%
13.5 / 32
0.0%
−18
0 1 = 0 0 = 0 0 1 = = = = 1 = 0 = = 0 = = 1 1 0 1 0 1 0 1 0 0 0
–   Ruffian 1.0.52586+9
−8		(+29)13.5 − 18.5
(+9−14=9)
42.2%
13.5 / 32
0.1%
−26
0 1 1 0 0 0 0 0 0 = 1 = = = 1 1 0 0 = = 0 1 1 1 0 1 = 0 = 0 = 0
–   Hamsters 0.7.12579+8
−8		(+22)14.5 − 17.5
(+9−12=11)
45.3%
14.5 / 32
0.6%
−5
1 1 0 1 = = 1 = 0 1 0 = 0 = = = 0 = 0 1 1 0 0 0 0 1 = 1 0 = 0 =
–   Pseudo 0.7c2574+8
−8		(+17)13.5 − 18.5
(+7−12=13)
42.2%
13.5 / 32
2.9%
−34
0 1 1 0 1 = = 0 0 = = 1 = = 0 0 = = 0 = = 1 = 0 1 1 = 0 = 0 0 0
–   SOS 5.12572+7
−7		(+15)11 − 21
(+9−19=4)
34.4%
11.0 / 32
4.5%
−106
1 0 1 0 = 0 0 = 1 0 0 0 0 0 1 = 0 0 0 0 1 0 1 0 0 0 1 = 0 1 1 0
–   Aristarch 4.502568+7
−7		(+11)11.5 − 20.5
(+6−15=11)
35.9%
11.5 / 32
11.6%
−81
0 1 1 = 0 = 0 0 0 0 = = = 1 0 = 0 0 = 0 0 0 = 0 1 = = 0 1 = 1 0
–   The Baron 2.23 64-bit2555+8
−8		(−2)20.5 − 11.5
(+14−5=13)
64.1%
20.5 / 32
60.2%
+86
1 = = 1 0 = = = 1 1 1 = 1 1 0 0 1 1 = 1 = = = 1 = = = 1 1 0 0 1
–   Philou 3.602551+15
−15		(−6)9 − 11
(+6−8=6)		45.0%
9.0 / 20
71.4%
−47
1 0 0 1 1 0 1 0 0 = 1 = 0 0 = = 1 = 0 =
–   Ktulu 4.22545+11
−11		(−12)16.5 − 14.5
(+11−9=11)
53.2%
16.5 / 31
90.0%
+10
= 0 0 0 0 1 0 1 = 1 0 = 1 = = 1 = 0 1 = 1 0 1 = 1 1 = 0 = 1 =
–   Dirty 11D-272542+15
−15		(−15)18.5 − 13.5
(+16−11=5)
57.8%
18.5 / 32
91.2%
+42
0 0 0 = 1 = 0 = 0 0 1 1 0 1 1 1 1 = 0 1 = 1 1 0 1 1 0 1 1 1 0 1
–   Ufim 8.022541+7
−6		(−16)19.5 − 12.5
(+15−8=9)
60.9%
19.5 / 32
97.4%
+58
= 0 1 = 1 = = 0 1 0 = 0 = 1 1 0 0 = 1 1 0 1 1 = 1 1 = 1 1 1 1 0
–   Hermann 2.6 64-bit2540+13
−13		(−17)11 − 11
(+7−7=8)		50.0%
11.0 / 22
94.9%
−12
1 0 = 1 = 1 1 1 = 0 0 1 0 1 0 = = = = 0 = 0
–   AnMon 5.752538+7
−7		(−19)15.5 − 16.5
(+11−12=9)
48.4%
15.5 / 32
98.7%
−30
0 1 0 0 = 1 1 = 1 1 1 = 0 = = 0 = 1 0 0 0 0 1 = = 0 0 1 1 0 = 1
–   SmarThink 0.17a2537+10
−10		(−20)19 − 13
(+14−8=10)
59.4%
19.0 / 32
98.6%
+37
1 0 = 1 = 1 = = 1 0 = 0 = 0 = 1 1 0 1 1 0 1 = 1 = 1 1 0 1 0 = 1
–   Gaviota 0.80 64-bit2533+14
−14		(−24)18 − 14
(+15−11=6)
56.3%
18.0 / 32
98.9%
+22
0 1 1 1 = 1 0 1 = 0 1 = 0 0 1 0 1 1 1 0 1 = 1 0 = 1 0 0 0 = 1 1
–   Hermann 2.8 64-bit2531+9
−9		(−26)9.5 − 4.5
(+8−3=3)		67.9%
9.5 / 14
99.8%
+109
1 1 1 1 1 0 1 1 = 0 0 1 = =
–   Hermann 2.5 64-bit2513+13
−13		(−44)18 − 14
(+15−11=6)
56.3%
18.0 / 32
100.0%
+1
1 1 0 1 1 1 0 = 0 0 1 1 = 1 = 1 0 0 0 0 = 0 1 1 1 1 1 0 = 1 0 =
–   Green Light Chess 3.01.2.22505+8
−8		(−52)21 − 11
(+15−5=12)
65.6%
21.0 / 32
100.0%
+48
= 0 0 1 1 1 0 = = 1 1 1 1 0 1 1 = = = 0 1 1 = = = = 1 1 1 1 = =
–   Yace 0.99.872503+7
−7		(−54)17 − 15
(+12−10=10)
53.1%
17.0 / 32
100.0%
−34
0 0 = = 1 = 0 0 = 0 1 0 = 1 1 1 = = 1 0 1 = 1 0 1 1 = 0 = 1 1 0
–   Little Goliath Evolution 3.122503+7
−6		(−54)18.5 − 13.5
(+15−10=7)
57.8%
18.5 / 32
100.0%
+3
= 1 1 1 0 1 0 1 0 = 1 = 1 = 0 1 1 0 1 0 1 1 0 0 = 0 = = 1 0 1 1
–   Trace 1.37a2500+7
−7		(−57)19.5 − 12.5
(+15−8=9)
60.9%
19.5 / 32
100.0%
+18
0 0 1 0 1 = 1 = 1 1 0 0 = 0 = 1 1 = 1 1 = 0 = 1 1 1 1 1 = 1 0 =
–   Bruja 1.9.1 64-bit2491+9
−9		(−66)21.5 − 10.5
(+15−4=13)
67.2%
21.5 / 32
100.0%
+44
= 1 0 = 1 1 = = 1 1 = = = = 1 1 = = 0 0 = 1 1 1 1 1 0 = 1 = 1 1
–   Tao 5.62488+8
−8		(−69)17 − 13
(+13−9=8)
56.7%
17.0 / 30
100.0%
−26
1 1 0 1 = = 0 1 0 1 0 1 0 = 0 1 1 0 1 1 = 0 1 = = = = 1 0 1
–   CuckooChess 1.102481+17
−17		(−76)21.5 − 10.5
(+17−6=9)
67.2%
21.5 / 32
100.0%
+46
1 = 0 1 1 1 1 1 = 0 = = 1 0 = 1 1 1 1 1 = 1 0 1 = 1 = 1 0 1 = 0
–   Kiwi 0.6d 64-bit2470+10
−10		(−87)21 − 11
(+19−9=4)
65.6%
21.0 / 32
100.0%
+37
0 0 1 1 1 1 1 0 1 1 = 0 1 1 1 0 0 = 1 1 1 1 0 1 0 1 = = 1 0 1 1
–   Xpdnt 0910072469+11
−11		(−88)20 − 12
(+14−6=12)
62.5%
20.0 / 32
100.0%
−10
1 1 = 1 = 0 1 0 0 1 = = = 1 1 = = 0 = 1 1 = = 1 1 1 = = 1 0 1 0
–   LittleThought 1.052 64-bit2452+9
−9		(−105)17.5 − 14.5
(+15−12=5)
54.7%
17.5 / 32
100.0%
−71
0 = 0 1 0 0 1 1 1 1 1 0 = 1 = 0 0 1 = 0 0 1 1 1 = 1 1 0 1 0 0 1
–   SpiderChess 0706032439+7
−7		(−118)19.5 − 12.5
(+15−8=9)
60.9%
19.5 / 32
100.0%
−42
0 1 = 0 1 1 = 1 0 = 1 0 1 1 0 0 = 1 0 = 1 = = 1 = 1 1 = 0 1 1 1
–   King of Kings 2.562433+9
−9		(−124)16 − 16
(+12−12=8)
50.0%
16.0 / 32
100.0%
−127
0 1 = 0 = 1 = 1 = 0 1 0 1 0 = = = 1 1 0 0 0 1 1 1 0 1 = 0 0 1 0
–   Abrok 5.02432+8
−8		(−125)25 − 7
(+22−4=6)
78.1%
25.0 / 32
100.0%
+93
1 1 1 = = 1 1 = 0 1 1 1 1 0 1 1 = 1 1 1 1 1 1 0 1 1 1 = 1 = 1 0
–   Gaia 3.5 64-bit2424+8
−8		(−133)22 − 10
(+19−7=6)
68.8%
22.0 / 32
100.0%
+11
1 = 0 = 1 0 1 1 1 0 1 = 1 = 1 1 = 1 0 = 1 1 1 1 1 0 0 0 1 1 1 1
–   Delphil 2.72421+26
−26		(−136)7.5 − 2.5
(+6−1=3)		75.0%
7.5 / 10
100.0%
+37
1 = 1 0 1 = = 1 1 1
–   Snitch 1.6.2 32-bit2418+10
−10		(−139)21.5 − 9.5
(+16−4=11)
69.4%
21.5 / 31
100.0%
−12
= 1 1 1 1 1 1 0 1 1 = 0 = = = 1 = 1 1 = 1 = 0 1 = 1 = 1 0 1 =
1371 games: 516 wins, 477 losses, 378 draws (27.6%), score: 51.4%

Rating changes by day

Rating changes with played games

Created in 2005-2013 by CCRL team
Last games added on February 20, 2021